---> uname -a: Linux prd-centos8-builder-4c-4g-24179.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 754 12238 19 2769 14661 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b3:81:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:feb3:81bd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 06/27/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 432.50 44.02 388.48 4238.89 15345.14 03:53:01 PM 182.98 2.95 180.03 558.79 10091.17 03:54:01 PM 72.29 0.73 71.55 79.72 12760.14 Average: 228.15 15.75 212.40 1611.53 12717.70 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12512208 14543932 3629324 22.48 2688 2228188 1219444 7.09 218772 2995196 187712 03:53:01 PM 9302892 11838272 6838640 42.37 2688 2723596 4344876 25.28 369592 6013736 415104 03:54:01 PM 12550300 15030332 3591232 22.25 2688 2668096 896264 5.21 687928 2459604 33408 Average: 11455133 13804179 4686399 29.03 2688 2539960 2153528 12.53 425431 3822845 212075 03:51:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 381.23 288.40 3547.39 44.67 0.00 0.00 0.00 0.00 03:53:01 PM lo 898.93 898.93 903.57 903.57 0.00 0.00 0.00 0.00 03:53:01 PM eth0 279.13 203.28 4089.13 27.90 0.00 0.00 0.00 0.00 03:54:01 PM lo 1.27 1.27 1.67 1.67 0.00 0.00 0.00 0.00 03:54:01 PM eth0 122.56 109.72 317.34 647.31 0.00 0.00 0.00 0.00 Average: lo 301.76 301.76 303.45 303.45 0.00 0.00 0.00 0.00 Average: eth0 260.32 199.99 2646.59 240.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 06/27/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 32.83 0.27 5.45 2.11 0.10 59.24 03:52:01 PM 0 35.96 0.44 6.04 1.67 0.10 55.80 03:52:01 PM 1 42.71 0.15 4.25 1.09 0.08 51.72 03:52:01 PM 2 19.74 0.39 6.80 3.02 0.10 69.95 03:52:01 PM 3 32.87 0.10 4.72 2.67 0.10 59.53 03:53:01 PM all 70.92 0.00 2.34 0.76 0.09 25.89 03:53:01 PM 0 63.00 0.00 2.31 0.72 0.08 33.89 03:53:01 PM 1 74.72 0.00 1.60 0.55 0.10 23.02 03:53:01 PM 2 73.42 0.00 3.16 0.69 0.08 22.65 03:53:01 PM 3 72.52 0.00 2.27 1.10 0.08 24.02 03:54:01 PM all 37.38 0.00 2.26 0.36 0.09 59.92 03:54:01 PM 0 33.97 0.00 2.58 0.44 0.10 62.92 03:54:01 PM 1 27.57 0.00 1.64 0.20 0.08 70.50 03:54:01 PM 2 32.76 0.00 1.81 0.60 0.08 64.75 03:54:01 PM 3 55.17 0.00 2.99 0.18 0.08 41.56 Average: all 47.13 0.09 3.34 1.07 0.09 48.28 Average: 0 44.35 0.15 3.63 0.94 0.10 50.84 Average: 1 48.39 0.05 2.49 0.61 0.09 48.37 Average: 2 42.12 0.13 3.91 1.43 0.09 52.33 Average: 3 53.65 0.03 3.32 1.31 0.09 41.59